List of members of the Class of 1920 Skull and Bones senior society.
MLA
List of Members of the Class of 1920 Skull and Bones Senior Society. 1920. https://collections.library.yale.edu/catalog/10014450.
APA, 6th edition
List of members of the Class of 1920 Skull and Bones senior society. (1920). [Newspapers (part of)]. https://collections.library.yale.edu/catalog/10014450.